package zou1;
public class wu1 {
	private double   balance;
	public wu1(double   bal)
	{balance=bal;
	}
	public double getBalance(){
		return balance;
		}
	public boolean deposit(double amount){
		balance=balance+amount;
		return true;}
	public boolean withdraw(double amount){
		boolean result=true;
	if(balance<amount){
		result=false;
	}else{
		balance=balance-amount;
	}
	return result;
	}
}
